We can only learn from mistakes, by identifying them, determining their source, and correcting them... people learn more from their own mistakes than….

Nothing is harder to topple than a fact that supports a deeply held prejudice denied by its holder..

A bureaucrat is one who has the power to say "no" but none to say "yes.".

Common sense … has the very curious property of being more correct retrospectively than prospectively. It seems to me that one of the principal crite….

Errors of omission, lost opportunities, are generally more critical than errors of commission. Organizations fail or decline more frequently because ….

Traditional education focuses on teaching, not learning. It incorrectly assumes that for every ounce of teaching there is an ounce of learning by tho….

The objective of education is learning, not teaching.

Art inspires, produces an unwillingness to settle for what we have and a desire for something better. It is the product and producer of creative acti….